Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
227-280 1 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-10-21   
227-280 2 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-17   
227-280 3 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-17   
227-280 4 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-17   
227-280 5 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-20   
227-280 6 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-20   
227-280 7 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-20   
227-282 A Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-25   
227-282 0 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-09-26   
227-282 1 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-10-30   
227-282 2 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-10-30   
227-282 3 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-17   
227-282 4 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-28   
227-282 5 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-28   
227-282 6 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-28   
227-282 7 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-28   
227-282 8 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-25   
227-282 9 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-07-25   
227-289 A Waldorf MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-10-11   
227-289 9 Waldorf MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-10-11   
227-292 A Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
227-292 0 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-17   
227-292 1 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-20   
227-292 2 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-11-20   
227-292 4 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-01-23   
227-292 6 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
227-292 7 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
227-292 8 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
227-292 9 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-21   
227-300 A Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-300 7 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-300 8 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-300 9 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-303 A Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-303 8 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-303 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-18   
227-304 A Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-15   
227-304 8 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-15   
227-304 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-15   
227-305 A Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-20   
227-305 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-20   
227-310 A Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-04-25   
227-310 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-04-25   
227-315 A Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-03-06   
227-315 9 Ashton MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-03-06   
227-338 A Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-04   
227-338 9 Washington Zone 10 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-12-04   
227-529 1 Gaithersburg MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-27   
227-529 2 Gaithersburg MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-27   
227-529 3 Gaithersburg MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-27   
227-529 4 Gaithersburg MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-02-27   
227-529 5 Gaithersburg MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2026-03-07   
227-772 1 Washington Zone 4 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-01-16   
240-200 2 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-11-24   
240-216 A Waldorf MD 5562 METROPCS, INC. 236      
240-216 0 Waldorf MD 5562 METROPCS, INC. 236      
240-216 1 Waldorf MD 5562 METROPCS, INC. 236      
240-216 2 Waldorf MD 5562 METROPCS, INC. 236      
240-216 3 Waldorf MD 5562 METROPCS, INC. 236      
240-216 4 Waldorf MD 5562 METROPCS, INC. 236      
240-216 5 Waldorf MD 5562 METROPCS, INC. 236   2010-11-10   
240-216 6 Waldorf MD 5562 METROPCS, INC. 236      
240-216 7 Waldorf MD 5562 METROPCS, INC. 236      
240-216 8 Waldorf MD 5562 METROPCS, INC. 236      
240-223 7 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-08-17   
240-224 1 Gaithersburg MD 5562 METROPCS, INC. 236   2014-06-05   
240-224 5 Gaithersburg MD 5562 METROPCS, INC. 236   2013-06-14   
240-224 6 Gaithersburg MD 5562 METROPCS, INC. 236   2013-06-14   
240-229 1 Waldorf MD 5562 METROPCS, INC. 236   2005-04-20   
240-229 2 Waldorf MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-19   
240-229 7 Waldorf MD 5562 METROPCS, INC. 236   2006-01-20   
240-229 8 Waldorf MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-03-31   
240-230 2 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-06-30   
240-230 8 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-01-01   
240-232 9 Washington Zone 14 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-10-10   
240-234 1 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 2 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 3 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 4 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 5 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 6 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 7 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-234 8 Washington Zone 2 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2011-12-05   
240-237 0 Lexington Park-Great Mills MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2004-02-16   
240-237 2 Lexington Park-Great Mills MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-08-09   
240-237 5 Lexington Park-Great Mills MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-04-07   
240-237 7 Lexington Park-Great Mills MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-05-31   
240-241 2 Washington Zone 13 MD 5562 METROPCS, INC. 236   2013-06-16   
240-241 3 Washington Zone 13 MD 5562 METROPCS, INC. 236   2013-06-16   
240-246 3 Gaithersburg MD 5562 METROPCS, INC. 236   2005-07-02   
240-253 3 Washington Zone 6 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-12-15   
240-253 5 Washington Zone 6 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-09-29   
240-253 7 Washington Zone 6 MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-08-28   
240-254 4 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-04-12   
240-254 7 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-10-10   
240-259 1 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-07-08   
240-259 7 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 8 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-259 9 Hughesville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-22   
240-260 7 Washington Zone 14 MD 5562 METROPCS, INC. 236   2017-10-01   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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